v3.3.1.900
Document and Entity Information
9 Months Ended
Oct. 31, 2015
Document And Entity Information [Abstract]  
Document Type S-1/A
Amendment Flag false
Document Period End Date Oct. 31, 2015
Trading Symbol OLLI
Entity Registrant Name Ollie's Bargain Outlet Holdings, Inc.
Entity Central Index Key 0001639300
Entity Filer Category Non-accelerated Filer